Re: retaining interpreter when running script from command line

[Quentin Spencer]

E. Joshua Rigler wrote:

> On Thu, 2005-03-03 at 10:44, John W. Eaton wrote:
>  
>
> > On  3-Mar-2005, E. Joshua Rigler <address@hidden> wrote:
> >
> > | I want to be able to run a script from the OS command line, but stay
> > | inside the interpreter after the script finishes executing.  In other
> > | words, if I type:
> > | 
> > | Unix Shell> octave script.m
> > | 
> > | ...I do NOT want Octave to exit upon completion of script.m.
> >
> > If you convert your script to a function that takes no arguments, you
> > can use
> >
> >  octave --funcall FUNC
> >
> > jwe
> >    
>
> This option does what I *said* I wanted, but it is not what I actually
> need ;^).  If I use --funcall, I have to find some way to pass any
> variables I might set in FUNC back to the interpreter.  I can think of
> no good way to do this.
>
> The motivation is to set up a temporary and limited-scope data analysis
> environment that is part of a bigger "suite" that includes OpenDX and
> associated modules, among a variety of other scripts and open-source
> tools.  This environment should exist completely independent of the
> user's default Octave environment (if they have one).  The following
> script is a kludge that works on UNIX systems, but aside from being
> less-than-portable, the user's ~/.octaverc file continues to be read:
>
> #!/bin/sh
>
> STARTDIR=$PWD
> echo "STARTDIR='$PWD' ; cd(STARTDIR) ; clear STARTDIR " > /tmp/.octrc_end
> cat $1 /tmp/.octrc_end > /tmp/.octaverc
> cd /tmp
> octave --silent
> rm /tmp/.octaverc*
> cd $STARTDIR
> unset STARTDIR
>
>
> -EJR
>
>  
I think there's a --norc option that prevents octave from loading the 
..octaverc file.



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